Home / 37,141,450.71-51,256,802.76-20,621,576.07

Finding the Fourth Proportional to 37,141,450.71, 51,256,802.76 and 20,621,576.07

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Solution

The fourth proportional to 37,141,450.71, 51,256,802.76 and 20,621,576.07 is: 28,458,663.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,141,450.71 : 51,256,802.76 = 20,621,576.07 : x
  2. Step 2: Convert to fraction form
    37,141,450.71/51,256,802.76 = 20,621,576.07/x
  3. Step 3: Cross multiply
    37,141,450.71x = 51,256,802.76 × 20,621,576.07
  4. Step 4: Simplify right side
    37,141,450.71x = 1,056,996,057,220,325.88
  5. Step 5: Solve for x
    x = 1,056,996,057,220,325.88/37,141,450.71
  6. Step 6: Final answer
    x = 28,458,663.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.